US PATENT SUBCLASS 252 / 182.25
.~.~.~.~.~ Three or more reactants containing plural hydroxyl groups

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

182.11  DF  COMPOSITIONS CONTAINING A SINGLE CHEMICAL REACTANT OR PLURAL NONINTERACTIVE CHEMICAL REACTANTS; I.E., NOT VIS-A-VIS {2}
182.12  DF  .~ Organic reactant {4}
182.13  DF  .~.~ For subsequent solid polymer treatment or preparation; e.g., crosslinking, grafting, curing, hardening, vulcanizing, etc. {4}
182.23  DF  .~.~.~ Reactant contains oxygen {2}
182.24  DF  .~.~.~.~ Reactant contains plural hydroxyl groups {3}
182.25.~.~.~.~.~ Three or more reactants containing plural hydroxyl groups

DEFINITION

Classification: 252/182.25

Three or more reactants containing plural hydroxyl groups:

(under subclass 182.23) Subject matter where three or more organic reactants contain plural hydroxyl groups.